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SM8121AD Datasheet(PDF) 16 Page - Nippon Precision Circuits Inc

Part # SM8121AD
Description  White LED Driver IC
PDF  19 Pages
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Manufacturer  NPC [Nippon Precision Circuits Inc]
Direct Link  http://www.npc.co.jp/en
Logo NPC - Nippon Precision Circuits Inc

SM8121AD Datasheet(HTML) 16 Page - Nippon Precision Circuits Inc

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SM8121A
NIPPON PRECISION CIRCUITS INC.—16
6 LEDs
CIN: 2012Y5VIC 475Z (TDK)
COUT: 2012Y5VIH 105Z (TDK)
L: LQH3N6R8K34 (Murata)
SBD: RB551V-30 (ROHM)
LED: NSCW455 (NICHIA)
SW
VSS
FB
SM8121
SBD
ILED
COUT
1.0
µF
R
VDD
CE
L
6.8
µH
CIN
4.7
µF
VIN
LED
50
55
60
65
70
75
80
85
90
95
100
VIN=4.5V
VIN=3.6V
VIN=2.3V
ILED [mA]
10
0
5
15
20
50
55
60
65
70
75
80
85
90
95
100
2.5
3.0
3.5
4.0
4.5
5.0
5.5
VIN [V]
ILED=15mA
ILED=2mA
ILED=5mA
0
5
10
15
20
25
VIN [V]
2.5
3.0
3.5
4.0
4.5
5.0
5.5
R=25
Ω
R=33
Ω
R=50
Ω
R=100
Ω
R=250
Ω



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